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Respiratory physician John Wilson explains the range of Covid-19 impacts, from no symptoms to severe illness...

Respiratory physician John Wilson explains the range of Covid-19 impacts, from no symptoms to severe illness featuring pneumoniaWhat became known as Covid-19, or the coronavirus, started in late 2019 and early 2020 in the Chinese city of Wuhan as a cluster of pneumonia cases with an unknown cause.The cause of the pneumonia was found to be a new virus – severe acute respiratory syndrome coronavirus 2, or Sars-CoV-2. The illness caused by the virus is Covid-19. Continue reading...